Inpadoc
世界专利数据库
🗣️ 情景例句
Good afternoon, sir.
下午好。
Do not through fear of poverty surrender liberty.
不要因为怕贫困而舍去自由。
I asked a passenger if this was the Westhaven Express, but he had not even heard of it.
我问一位乘客，这是不是开往威斯特海温的那趟快车，他说从未听说过有这么一趟快车。